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89 Cards in this Set

  • Front
  • Back
infection is transmitted through 6 links:
pathogen: disease causing microorganism
reservoir: person, animal, enviroment
portal of exit: saliva, feces
transmission: direct or indirect
portal of entry: penetration of skin, inhalation, injestion
new host: next infected person
physical and chemical barriers of defense system
skin, mucous membranes, respitory tract
what attacks an infection
neutrophils
what are "big eaters"
macrophages
what do lymphocytes do
create a reserve memory of T & B cells
types of lymphocytes
t & b cells
T cells have
helper, killer, supressor
what do neutrophils and macrophages do
draw to area of infection and attack
what does a histamine do
released by special cells in infected area
dilation of blood vessels
heat
redness
swelling
how many people are infected with an STD a day?
age range?
700,000
16-24 year olds
all STD pathogens like
dark, warm moist surfaces
types of STDs
bacterial, viral, others
Bacterial STDs
Gonorrhea Chlamydia Syphillis
viral STDs
herpes virus
HPV
HIV/AIDS
other STDs
pubic lice: crabs
scabies
candidasis-fungus (yeast inf.)
prevention and protection agaisnt stds
abstinence: best and only 100% way to prevent
communication w/ partner
condoms
multiple forms
vaccinations: HPV 9-26 year olds
Risk factors for STDs
feelings of invulnerability
multiple partners (4+)
failure to use condoms
substance abuse
lack of knowledge
signs and symptoms of gonorrhea
men: cloudy discharge from penis, burning urination
women: green or yellowish dishcharge, painful urination
80% of women are asymptomatic
complications of gonorrhea
men: inflamtion of scrotal skin, swelling at base, urinary obstruction, sterility caused by blocked vas deferens

women: painful abcess in bartholins glands in vagina
can cause infection and blindness in babies
leading cause of sterilty in women
can cause PID
treatment of gonnorhea
detected by urine test or swab
cured w/ antibiotics
ppl often have chlamydia at same time
signs of chlamydia
most prevelant bacterial STD is U.S.
mostly asymptomatic
men: discharge from penis runny white
painful urination
women: abnormal vaginal discharge
pain during sex
complications of chlamydia
men: swollen and tender testicles (epiditimysis)
infertitlity
women: PID
can be passed to babies
easy to pass
treatment of chlamydia
detected by urine test
cured w/ antibiotics
what is pelvic inflammatory disease
most common complication from STD
chlamydia, gonorrhea pass through tract to infect uterus and fallopian tubes
risk increased w/ IUD and HIV
vaginal discharge, ab pain, bleeding
complications of PID
infertitlity: 15-24% w/ 1 case
caused by ghon/chlam
7X higher risk of ectopic pregnancy
can lead to chrnoic pelvic pain
complications of syphillis
insanity
impotencty
blindess,
death
paralysis
treatment of syph
detected by blood test
cured w/ antibiotics and condom use
how many phases of syph
4
first stage of syph
primary phase: 3weeks to 90 days painless sores, wet ulcers swollen glands
2nd stage of syph
secondary phase: 3-6 weeks up to 2 years
body rash, mild fever, fatigue, sore throat (flu symp) hair loss
3rd sttage of syph
latent phase: goes into hiding
4th stage of syph
late tertiary phase: damage to organs, CNS, CVD, and death
type of herpes that causes cold sores
HSV 1
sypmtoms of herpes
headache, swollen lymph nodes, fever, muscle aches, difficult urnation
numerous painful lesions on penis, vagina, buttocks

90% have no symptoms
can pass even when no symp. are present
treatment of herpes
detected by culture of lesion or blood test
treatment of symp. w/ antiviral medication no cure
45 million have been diagnosed
50-80% of adults in U.S. have antibodies to
HSV1 (cold sores) have been exposed
treatment of crab louse
permethrin/lindane
transmission of scabies
highly contagious skin to skin contact
incubation 2-4 weeks
rash w/ itching
what is candidiasis
yeast infection (fungus)
external dysuria
urine burns infected skin
cottage cheese
itchy and redness
same pathogen that causes thrush of mouth
how to support immune system
nutrition
exercise
rest
moderation of lifestyle
controlling stress
what is HIV
human immunodeficiency virus
chronic progressive viral infection that damages immune syst.
what is AIDS
A: aquired
I: immune affects immune syst
D: deficiency
S: syndrome
requirements for HIV transmission
HIV must be present
sufficient quantity : concetration
must get into bloodstream: open cut or sore
mucous membrane
transmission from 1 person to another HIV
blood including menstral
semen
vaginal secretion
breast milk
pre seminal fluid and clear lubrication
primary target of HIV
CD-4 Tcells (white blood cells that help coordinate activity of immune syst.)
what happens when HIV enters body
hiv attacks immune syst.
takes over CD-4 Tcells monocytes, and macrophages
CD4 Tcells drop: syptoms arise drop to 200 have full blown AIDs
how long after exposure does it take to be diagnosed w/ HIV
about 3 - 6 months
stages of HIV
primary infection phase: flu like syp. most infectuous period, asymp. most test are negative

chronic asymptomatic phase: last 2-20 years (av. 11)
virus infects and destroys immune syst
mostly symp. free and higly contagious
testing for HIV
elisa tool: usually 1st
ora quick testing: results 99.6% accurate takes 20-30 min
western blot assay: confirmatory test only performed if elisa is +
indirect immunoflorensce assay: can be used to confirm faster results but not as reliable and cheaper
what is love
one of the most basic and profound human emotions powerful in all relationships
doesn't give perfect happiness but gives life meaning
what is the love triangle
intimacy: warmth & closeness w/ one with love
passion: romance, attraction sexuality
committment: shotr term decision that you love someone
longterm: to be in the relationship
challenges in relationships
unequal or premature comittment
unrealistic expectations
competitiveness
balance of time
jealousy
characteristics of successful relationships
communications, verbal, listening, feedback, etc.
types of communication of men
competitive talk more listen less
communication of women
establish friendships, seeking advice, obtaining cues from listening and eye contact
types of relationships
singlehood, hetero/homo, marriage
divorce rates
50-55% b/c change of?
process of divorce
emotional separation
physical sep.
greatest stress event next to death of family memeber
recovery from divorce
1-3 yrs.
75% remarriage
parenting syyles
demanding: giving orders and expect obidience clear set of boundaries
responsiveness: warm, lovign supportive and considerate of needs encourage creativity
permissive/indulgent: low demand/high responsiveness
uninvolved: low demands/low responsiveness
what is authoritarian
" " authoritative
high demand/low responsiveness
high demand/ high " "
6 qualities of strong families
committment
appreciation
communication
time together
spiritual wellness
coping w/ stress and crisis
female sex organs external
genitals (vulva)
mons pubis
labia majoria
labia minor
prepuce
clitoris
urethral opening
vagina
female sex organs internal
cervix
uterus
endometrium
ovaries
fallopian tubes
hymen
male sex organs
penis, glans
foreskin corpus spongiosum
scrotum: function keep temp. @ 93.6
testes
seminiferous tubules withing testes
epiditimis: where sperm is stored
vas deferins
semial vesicle
what happens during puberty
reproductive syst. matures
secondary sex characteristics develop
male and female body changes
occurs due to changes in hormone levels
4 phases of menstrual cycle
menses
estrongonic phase
ovulation
progestational phase
4 stages of sexual response cycle
excitment phase: penis and clitoris bcome engorged w/ blood
plateau phase: more engorged/lubrication
orgasmic phase: climax
resolution phase: reverse of excitement
what is refractory period
time before men can be re excited
egg and sperm each carry____ chromosones
23
what is infertitlity
inability to conceive after 1 year
signs of pregnancy
missed period
slight bleeding
nausea
fatigue
increased urination breast tenderness
how long does a trimester last
13 weeks
what happens durign 2nd trimester
weight gain
begin to look pregnant
change in sense of well being
what happens in 3rd trimester
hardest of the 3
breathe, digest, excrete and circulate for 2
braxton hicks contractions
fetal development during 1st trimester
blastocyst
inner cells divide into 3 layers
one layer: internal body parts
middle: muscle, blood, bone, kidneys and sex glands
outer: becomes placenta, umbilical cord, amniotic sac
end of 2nd week: embryo
all major body structures formed
by 2nd motnh: fetus
fetal dev. 2nd trimester
fetus grows to about 14 inches and 1.5 lbs.
movement 4-5+
fetal devel. 3rd trimester
fetus gains protective fat layers
respitory and digestive organs develop
importance of prenatal care
nutritious diet
exercise
rest
size and proportion of uterus
250-500 extra calories each day
how long is entire process of labor
2-36 hrs.
characteristics of 1st stage of labor
13 hrs.
continues unti cervix is fully dilated
hormonal changes
contractions
last 30 sec. and occur ever 15 to 20 min.
amniotic sac may rupture
transition is last part of 1st phase
2nd stage of labor
baby slowly pushed into birth canal
4 types of contraceptives
barrier methods
hormonal methods
natural methods
surgical methods
barrier methods prescription required
diaphragm: covers cervix use w/ spermicide
cervical cap:
non prescriptive barriers
male condom
female condom
sponge:
hormonal methods
birth control pill
contraceptive patch
contraceptive ring
injectable shot
emergency contraceptivev (plan b)
IUD: 5-10 yrs.
natural methods
abstinence
fertitlity awareness method (FAM)
2 FAM methods:
calendar
temp method
withdrawal
surgical methods
vasectomy
hysterectomy
tubal sterilization
can sponge be used multiple tiems
NO